Bip39 Vs Slip39. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of stability on your wallet that works along with your seed phrase to encrypt and safeguard your wallet. A PIN, https://yourbookmarklist.com/story19090148/bip-39-https-linktr-ee-bip39-a-review-of-bip39-generator